Question

how much wire is required to fence a rectangular field 1 km long and 500 m broad

Answer 1

perimeter of the field is 2(l+b)=
2(1000m+500m).
=2×1500m
=3000m. therefore he needs 3000 m of wires.

Answer 2

Answer: 3 km of wire is required

Step-by-step explanation:  Perimeter of a rectangle= 2(l+b)

= 2(1+1/2)

=2(2+1/2)

= 3 km

Therefore, 3 kms of wire is required